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authorChunming Zhou <david1.zhou@amd.com>2019-01-10 17:56:39 +0800
committerAlex Deucher <alexander.deucher@amd.com>2019-01-25 16:15:34 -0500
commitae6d343541bb75958e9535d056adaf4ff6a66d6a (patch)
tree686553f24f4646eba7c51ba82d524dc97d4feb5c /include/drm
parent466bcb75b0791ba301817cdadeed20398f2224fe (diff)
downloadlinux-ae6d343541bb75958e9535d056adaf4ff6a66d6a.tar.bz2
drm/ttm: add lru notify to bo driver v2
allow driver do somethings when lru changed. v2: address Michel's comments. Signed-off-by: Chunming Zhou <david1.zhou@amd.com> Reviewed-by: Christian König <christian.koenig@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'include/drm')
-rw-r--r--include/drm/ttm/ttm_bo_driver.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/include/drm/ttm/ttm_bo_driver.h b/include/drm/ttm/ttm_bo_driver.h
index 1021106438b2..15829b24277c 100644
--- a/include/drm/ttm/ttm_bo_driver.h
+++ b/include/drm/ttm/ttm_bo_driver.h
@@ -381,6 +381,15 @@ struct ttm_bo_driver {
*/
int (*access_memory)(struct ttm_buffer_object *bo, unsigned long offset,
void *buf, int len, int write);
+
+ /**
+ * struct ttm_bo_driver member del_from_lru_notify
+ *
+ * @bo: the buffer object deleted from lru
+ *
+ * notify driver that a BO was deleted from LRU.
+ */
+ void (*del_from_lru_notify)(struct ttm_buffer_object *bo);
};
/**